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Finding the Third Proportional to 30,489,050,658 and 66,043,263,300

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Solution

The third proportional to 30,489,050,658 and 66,043,263,300 is: 143,058,328,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,489,050,658 : 66,043,263,300 = 66,043,263,300 : x
  2. Step 2: Convert to fraction form
    30,489,050,658/66,043,263,300 = 66,043,263,300/x
  3. Step 3: Cross multiply
    30,489,050,658x = 66,043,263,300 × 66,043,263,300
  4. Step 4: Simplify right side
    30,489,050,658x = 4,361,712,627,313,126,932,480
  5. Step 5: Solve for x
    x = 4,361,712,627,313,126,932,480/30,489,050,658
  6. Step 6: Final answer
    x = 143,058,328,586.19

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.